Our old "friend" MyDoom made reappearance this past week. WORM_MYDOOM.BB, raised alarms on all vendors' radar screens. Read all about it in the Top Threat Section.

This week's Anti-Virus Response Times from AV-Test.org show how vendor responses can be different when a real threat comes along. See who acquitted themselves well in our Anti-Virus Response Times section.

This week's Top Phish is the most convincing phishing attack we've ever seen, and it involves a domain name very similar to that of the site being spoofed. See if you would have fallen for it in the Top Phish section.

Firefox is secure, but the current version, 1.0, is already old and vulnerable. Learn how to stay ahead of the curve with this week's Security Tip.

Opera recently issued updates to address several vulnerabilities in their cross-platform web browser. Find out what was wrong and where to get the fixes in the Security Updates and Alerts section.

The Temporary Internet Files Folder is a happy hunting ground for mail worms. Find out why in Jargon Watch.

In the September 8th Security Watch we included a table of Anti-virus Update Frequency for a collection of AV vendors. Two of the entriesNod32 and Symantec (LiveUpdates) had a '#' in them. We should have noted that this signified that AV-Test did not measure this data directly from updates, but instead reported the number of updates as reported by the vendor.